Added the ability to spawn more robots if research allows it.

Scripts/UI/Robots/RobotList.cs

@@ -3,9 +3,12 @@ using Godot;
 public partial class RobotList : PanelContainer
 {
 	[Export] VBoxContainer robotList;
+	[Export] OptionButton selectableRobots;
+	[Export] Button spawnRobot;
 	[Signal]
 	public delegate void OnRobotJumpToEventHandler(Robot robot);
 	private PackedScene robotDisplayPrefab;
+	private string spawnId = "";
 
 	public override void _Ready()
 	{
@@ -16,7 +19,11 @@ public partial class RobotList : PanelContainer
 	{
 		if (id == NotificationVisibilityChanged)
 		{
-			if (Visible) ReloadRobots();
+			if (Visible)
+			{
+				ReloadRobots();
+				ReloadSelectableRobots();
+			}
 		}
 	}
 
@@ -42,4 +49,49 @@ public partial class RobotList : PanelContainer
 			robotList.AddChild(display);
 		}
 	}
+
+	public void ReloadSelectableRobots()
+	{
+		selectableRobots.Clear();
+		if(GameData.robots.Count >= GameData.maxRobotCount)
+		{
+			selectableRobots.AddItem("You can't have more robots currently!");
+			selectableRobots.Disabled = true;
+			spawnRobot.Disabled = true;
+			return;
+		}
+		selectableRobots.Disabled = false;
+		spawnRobot.Disabled = false;
+		selectableRobots.AddItem("Select robot...");
+		foreach (Item item in GameData.inventory.items)
+		{
+			if (GameData.robotStats.RobotTypes.ContainsKey(item.data.Id))
+			{
+				selectableRobots.AddItem(item.data.GetReadableName());
+			}
+		}
+	}
+
+	public void SpawnRobot()
+	{
+		if(spawnId.Length <= 0) return;
+		GameData.inventory.RemoveItem(spawnId, 1);
+		Robot robot = ResourceLoader.LoadRobotPrefab().Instantiate<Robot>();
+		robot.Name = $"Robot #{GameData.robots.Count}";
+		robot.Position = GameData.map[0].tiles[0, 0].Position;
+		robot.robotType = spawnId;
+		GetNode("/root/Main/World").AddChild(robot);
+		GameData.robots.Add(robot);
+		spawnId = "";
+
+		ReloadRobots();
+		ReloadSelectableRobots();
+	}
+
+	public void OnRobotSelect(int index)
+	{
+		//Selected option is the "please select..." option
+		if(index == 0) return;
+		spawnId = ItemData.GetIndex(selectableRobots.GetItemText(index));
+	}
 }